cpp-cli/test/cli_test.cxx

//
//  cli_test.cxx
//  cli-test
//
//  Created by Sam Jaffe on 10/9/20.
//  Copyright © 2020 Sam Jaffe. All rights reserved.
//

#include "cli/cli.h"

#include "xcode_gtest_helper.h"

TEST(CliTest, EndsOnQuit) {
  std::stringstream input{R"(quit)"};
  cli::cli(input).run();
}

TEST(CliTest, CanInputNoArgsCommand) {
  bool was_hit{false};
  std::stringstream input{R"(act)"};
  cli::cli(input).register_callback("act", [&](){ was_hit = true; }).run();
  EXPECT_TRUE(was_hit);
}

TEST(CliTest, WillSkipCallbackIfNotEnoughArgs) {
  bool was_hit{false};
  std::stringstream input{R"(act)"};
  cli::cli(input).register_callback("act", [&](int){ was_hit = true; }).run();
  EXPECT_FALSE(was_hit);
}

TEST(CliTest, CanEscapeSpaces) {
  std::string data{};
  std::stringstream input{R"(act A\ B)"};
  cli::cli(input).register_callback("act", [&](std::string const &str){
    data = str;
  }).run();
  EXPECT_THAT(data, "A B");
}

TEST(CliTest, CanQuoteWrapArgs) {
  std::string data{};
  std::stringstream input{R"(act "A B")"};
  cli::cli(input).register_callback("act", [&](std::string const &str){
    data = str;
  }).run();
  EXPECT_THAT(data, "A B");
}

struct example {};
void cli_print(example const &) { throw example{}; }

TEST(CliTest, QueryInvokesADLFunction) {
  std::stringstream input{R"(query)"};
  auto func = [](){ return example{}; };
  EXPECT_THROW(cli::cli(input).register_query("query", func).run(), example);
}